Friday, September 16, 2022
问题:SNMP协议采用C/S结构并给予UDP实现报文传输,为了保证网管...
Friday, September 16, 2022
问题:将拉筋孔部位的叶片背面加厚,是为了增加叶片的强度。...
Tuesday, September 13, 2022
问题:移动式梯子宜用于高度在4m以下的短时间内可完成的工作,梯子使用前...
Friday, September 16, 2022
Tuesday, September 13, 2022
Friday, September 16, 2022
问题:管子对口焊接前应打磨出合适的坡口并留1~2mm的对口间隙。...
Saturday, April 5, 2025
Friday, September 16, 2022
Monday, September 12, 2022
问题:智能电网调度技术支持系统调度员潮流计算一般应用()等潮流计算方法...
Friday, September 16, 2022
问题:自动修改数据库记录,应用“表”菜单中的()命令。...
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
问题:新汽压力为12.75MPa的国产20万千瓦机组属于()。...
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
问题:斗轮机、皮带等贮运煤设备开动前,必须进行音响警示,管理部门应对(...
Friday, September 16, 2022